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A Spanish study has cast doubt on the feasibility of herd immunity as a way of tackling the coronavirus pandemic.
...has cast doubt over the feasibility of herd immunity -- when enough people become infected with a virus to stop its spread -- as a way of tackling the COVID-19 pandemic. For herd immunity to work, at least 70 per cent of a population needs to be immune to protect the uninfected people, experts say.
Amazon is allegedly exposing thousands of workers to risk with lax COVID-19 safety measures, and not it wants to put thousands more in unsafe warehouses and fulfillment centers. Sign this petition to urge Amazon to create safe and healthy environments for their employees.
This pours water on hopes that herd immunity could offer wide-scale protection against the disease
The start of the study period corresponded to the date the first doses of BNT162b2 were
Covid-19 antibodies may behave like those triggered by the common cold, dissipating
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A study published in The Lancet Infectious Diseases journal charts the first confirmed case of COVID-19 reinfection in the United States—the country worst hit by the pandemic—and indicates that exposure to the virus may not guarantee future immunity.
Radio host John Ziegler offered a theory as to how Trump got the blame for 326,000 US Covid-19 deaths, while following Fauci's policy advice, but the doctor was elevated by the media as a hero and genius. “Fauci is really loved because it is perceived he took down Trump, not Covid,” Ziegler said.
For COVID-19, the herd-immunity threshold is estimated to be between 60 and 90 percent.